Home / 47,847.92-71,782.62-14,570.61

Finding the Fourth Proportional to 47,847.92, 71,782.62 and 14,570.61

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Solution

The fourth proportional to 47,847.92, 71,782.62 and 14,570.61 is: 21,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,847.92 : 71,782.62 = 14,570.61 : x
  2. Step 2: Convert to fraction form
    47,847.92/71,782.62 = 14,570.61/x
  3. Step 3: Cross multiply
    47,847.92x = 71,782.62 × 14,570.61
  4. Step 4: Simplify right side
    47,847.92x = 1,045,916,236.97
  5. Step 5: Solve for x
    x = 1,045,916,236.97/47,847.92
  6. Step 6: Final answer
    x = 21,859.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.